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Animal External Structures

Total questions: 17

Worksheet time: 34mins

Name
Class
Date
1.

An octopus can change the color and pattern of its skin to match the environment while hunting prey. How does this help the animal?

a)

to swim

b)

to play

c)

to breath

d)

to feed

2.

Choose the best answer. Which of the following structures best functions to protect an animal from predators?

a)

colorful feathers

b)

thick fur

c)

sharp spines

d)

short legs

3.

What does this animal most likely eat?

a)

grass

b)

fish

c)

nectar

4.

What does this animal most likely eat?

a)

grass

b)

fish

c)

nectar

5.

What does this animal most likely eat?

a)

grass

b)

fish

c)

nectar

6.

Check the structures that help with movement.

a)

A seagull's wings

b)

A ant's mouthparts

c)

A frog's tongue

d)

A tiger's padded feet

e)

An ostrich's long legs

7.

Check the structures that help with feeding

a)

A seagull's wings

b)

A ant's mouthparts

c)

A frog's tongue

d)

A tiger's padded feet

e)

A snake's fangs

8.

Choose the best answer to complete the sentence. Biomimetics is the study of animals to

a)

help scientist change animal behavior

b)

help scientist design things to help people

c)

help protect animals from predators

d)

help animals feed themselves.

9.

Does the structure pictured help the animal function in movement, eating or covering for protection?

Image: Dolphin's tail

a)

movement

b)

covering

c)

eating

10.

Does the structure pictured help the animal function in movement, eating or covering for protection?

Image: Porcupine Spines

a)

movement

b)

covering

c)

eating

11.

Does the structure pictured help the animal function in movement, eating or covering for protection?

Image: Ant's Legs

a)

movement

b)

covering

c)

eating

12.

Does the structure pictured help the animal function in movement, eating or covering for protection?

Image: Mosquito's Mouth

a)

movement

b)

covering

c)

eating

13.

Does the structure pictured help the animal function in movement, eating or covering for protection?

Image: Alpaca's Fur

a)

movement

b)

covering

c)

eating

14.

Does the structure pictured help the animal function in movement, eating or covering for protection?

Image: Eagle's Beak

a)

movement

b)

covering

c)

eating

15.

External structures for movement, include wings, fins and ___________.

a)

legs

b)

fur

c)

nature

d)

insects

e)

small animals

16.

An animal's mouth shape is adapted to what it eats. A frog's large, flexible mouth and sticky tongue are suited for catch any ______________ that fits in their mouth.

a)

insects

b)

fur

c)

nature

d)

insects

e)

small animals

17.

In biomimetics, people design things that imitate _______.

a)

insects

b)

fur

c)

nature

d)

insects

e)

small animals